chore(CI): add slack notifications #3064

Job	Run time
Static_Analysis / SpotBugs	15s
Examples / MigrationExamples	1m 0s
Build (17, temurin) / Build	9m 12s
Build (8, temurin) / Build	14m 7s
Build (11, temurin) / Build	10m 22s
Build (11, corretto) / Build	12m 20s
Build (8, corretto) / Build	13m 50s
Build (17, corretto) / Build	6m 36s
notify	0s
Build (17, temurin) / Build	6m 16s
Build (8, corretto) / Build	13m 50s
Build (8, temurin) / Build	14m 7s
Build (17, corretto) / Build	6m 36s
Examples / MigrationExamples	1m 0s
Build (11, temurin) / Build	10m 22s
Build (11, corretto) / Build	12m 20s
Static_Analysis / SpotBugs	15s
notify	0s
Build (17, temurin) / Build	10m 17s
Build (8, temurin) / Build	14m 7s
Build (8, corretto) / Build	13m 50s
Build (11, corretto) / Build	12m 20s
Build (17, corretto) / Build	6m 36s
Build (11, temurin) / Build	10m 22s
Static_Analysis / SpotBugs	15s
Examples / MigrationExamples	1m 0s
notify	0s
	3h 21m 15s

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